LibGUI+Applications: Add --open-tab option to FooSettings applications

Similar to SystemMonitor's option of the same name, this allows you to
launch the given application with the specific tab open.

2 files changed, 17 insertions, 0 deletions

diff --git a/Userland/Libraries/LibGUI/SettingsWindow.cpp b/Userland/Libraries/LibGUI/SettingsWindow.cpp
index 2a416872a4..deaa478468 100644
--- a/Userland/Libraries/LibGUI/SettingsWindow.cpp
+++ b/Userland/Libraries/LibGUI/SettingsWindow.cpp
@@ -76,4 +76,18 @@ ErrorOr<NonnullRefPtr<SettingsWindow>> SettingsWindow::create(String title, Show
     return window;
 }
 
+Optional<NonnullRefPtr<SettingsWindow::Tab>> SettingsWindow::get_tab(StringView id) const
+{
+    auto tab = m_tabs.find(id);
+    if (tab == m_tabs.end())
+        return {};
+    return tab->value;
+}
+
+void SettingsWindow::set_active_tab(StringView id)
+{
+    if (auto tab = get_tab(id); tab.has_value())
+        m_tab_widget->set_active_widget(tab.value());
+}
+
 }
diff --git a/Userland/Libraries/LibGUI/SettingsWindow.h b/Userland/Libraries/LibGUI/SettingsWindow.h
index 4232396efc..05b9a4748d 100644
--- a/Userland/Libraries/LibGUI/SettingsWindow.h
+++ b/Userland/Libraries/LibGUI/SettingsWindow.h
@@ -42,6 +42,9 @@ public:
         return tab;
     }
 
+    Optional<NonnullRefPtr<Tab>> get_tab(StringView id) const;
+    void set_active_tab(StringView id);
+
 private:
     SettingsWindow() = default;